package com.sky.controller.admin;

import com.sky.constant.StatusConstant;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.mapper.DishMapper;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.ValueOperations;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * 菜品管理
 */
@RestController
@RequestMapping("/admin/dish")
@Slf4j
@ApiOperation("菜品管理")
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品
     *
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品{}", dishDTO);
        dishService.save(dishDTO);

        //清理缓存数据
        String key = "dish_list" + dishDTO.getCategoryId();
        cleanRedis(key);
        return Result.success();

    }

    /**
     * 菜品分页查询
     *
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("分页查询")
    public Result<PageResult> pageQuery(DishPageQueryDTO dishPageQueryDTO) {
        log.info("pageQuery{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);

    }

    /**
     * 删除菜品
     *
     * @param ids
     * @return
     */
    @DeleteMapping()
    @ApiOperation("删除菜品")
    public Result delete(@RequestParam List<Long> ids) {
        log.info("delete{}", ids);
        dishService.delete(ids);

        //清理所有缓存数据
        cleanRedis("dish_list*");
        return Result.success();
    }

    /**
     * 启用禁用菜品
     *
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("启用禁用菜品")
    public Result<String> StartOrStop(@PathVariable Integer status, Long id) {
        log.info("启用禁用{}", status);
        dishService.StartOrStop(status, id);
        return Result.success();
    }

    /**
     * 根据id查询菜品
     *
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> searchDishById(@PathVariable Long id) {
        log.info("根据id查询菜品{}", id);
        DishVO dishVO = dishService.searchDishById(id);
        cleanRedis("dish_list*");
        return Result.success(dishVO);
    }

    /**
     * 根据id修改菜品
     *
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("根据id修改菜品")
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("根据id修改菜品{}", dishDTO);
        dishService.updateDish(dishDTO);

        cleanRedis("dish_list*");
        return Result.success();


    }

    /**
     * 根据分类id查询菜品
     *
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result searchDishByCategoryId(String name, Long categoryId) {
        log.info("根据菜品分类查询菜品{}", categoryId);
        Dish dish = new Dish();
        dish.setCategoryId(categoryId);
        dish.setStatus(StatusConstant.ENABLE);
        List<Dish> dishVO = dishService.searchDishByCategoryId(name, categoryId);
        return Result.success(dishVO);
    }

    private void cleanRedis(String pattern) {
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);

    }
}






